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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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259 int LastSafepointEnd() { | 259 int LastSafepointEnd() { |
260 return static_cast<int>(safepoints_.GetPcAfterGap()); | 260 return static_cast<int>(safepoints_.GetPcAfterGap()); |
261 } | 261 } |
262 | 262 |
263 static Condition TokenToCondition(Token::Value op, bool is_unsigned); | 263 static Condition TokenToCondition(Token::Value op, bool is_unsigned); |
264 void EmitGoto(int block, LDeferredCode* deferred_stack_check = NULL); | 264 void EmitGoto(int block, LDeferredCode* deferred_stack_check = NULL); |
265 void EmitBranch(int left_block, int right_block, Condition cc); | 265 void EmitBranch(int left_block, int right_block, Condition cc); |
266 void EmitCmpI(LOperand* left, LOperand* right); | 266 void EmitCmpI(LOperand* left, LOperand* right); |
267 void EmitNumberUntagD(Register input, | 267 void EmitNumberUntagD(Register input, |
268 DoubleRegister result, | 268 DoubleRegister result, |
| 269 bool deoptimize_on_undefined, |
269 LEnvironment* env); | 270 LEnvironment* env); |
270 | 271 |
271 // Emits optimized code for typeof x == "y". Modifies input register. | 272 // Emits optimized code for typeof x == "y". Modifies input register. |
272 // Returns the condition on which a final split to | 273 // Returns the condition on which a final split to |
273 // true and false label should be made, to optimize fallthrough. | 274 // true and false label should be made, to optimize fallthrough. |
274 Condition EmitTypeofIs(Label* true_label, Label* false_label, | 275 Condition EmitTypeofIs(Label* true_label, Label* false_label, |
275 Register input, Handle<String> type_name); | 276 Register input, Handle<String> type_name); |
276 | 277 |
277 // Emits optimized code for %_IsObject(x). Preserves input register. | 278 // Emits optimized code for %_IsObject(x). Preserves input register. |
278 // Returns the condition on which a final split to | 279 // Returns the condition on which a final split to |
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394 private: | 395 private: |
395 LCodeGen* codegen_; | 396 LCodeGen* codegen_; |
396 Label entry_; | 397 Label entry_; |
397 Label exit_; | 398 Label exit_; |
398 Label* external_exit_; | 399 Label* external_exit_; |
399 }; | 400 }; |
400 | 401 |
401 } } // namespace v8::internal | 402 } } // namespace v8::internal |
402 | 403 |
403 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 404 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
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